doublefun.us - robtex.com
doublefun.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:a3fe🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::6815:52d4🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.64.80.1🇺🇸 Cloudflare172.64.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ⚠ Not in HTTPS hints | ||||||
| NS | randy.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c6d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | randy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c36d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | randy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:236d🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | randy.ns.cloudflare.com | ||||||
| A | 108.162.195.109🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | randy.ns.cloudflare.com | ||||||
| A | 162.159.44.109Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | randy.ns.cloudflare.com | ||||||
| A | 172.64.35.109🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | randy.ns.cloudflare.com | ||||||
| NS | ursula.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26bf🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ursula.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2bf🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ursula.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22bf🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ursula.ns.cloudflare.com | ||||||
| A | 108.162.194.191🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ursula.ns.cloudflare.com | ||||||
| A | 162.159.38.191Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ursula.ns.cloudflare.com | ||||||
| A | 172.64.34.191🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ursula.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ⚠ 1 unhinted📌 2 extra | ||||||
| IPv4 | 104.21.82.212, 172.67.163.254 | ||||||
| IPv6 | 2606:4700:3033::ac43:a3fe, 2606:4700:3034::6815:52d4 | ||||||
| SOA | randy.ns.cloudflare.comdns@cloudflare.com serial=2398597644 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1773555288 | ||||||
rank #2399 in the tld
📈 Tranco rank: #436,898
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSrandy.ns.cloudflare.com2026-03-14 → 2026-03-23 · 2 obs
● 2026-03-23 02:03:30
●NSursula.ns.cloudflare.com2026-03-14 → 2026-03-23 · 2 obs
● 2026-03-23 02:03:30
●A172.64.80.12026-03-14 → 2026-03-23 · 2 obs
● 2026-03-23 02:03:30
○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-14 → 2026-03-14 · 2 obs
○ 2026-03-23 02:03:30
●A2606:4700:3033::ac43:a3fe2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 02:03:30
●A2606:4700:3034::6815:52d42026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 02:03:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | f.cctld.us, k.cctld.us, w.cctld.us, m.cctld.us... | - |
| doublefun.us | randy.ns.cloudflare.com, ursula.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.194.191
NS records: randy.ns.cloudflare.com, ursula.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for doublefun.us (unsigned zone)
⏱️ Timing
Total: 562ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.64.80.1 |
| AAAA | 2 | 2606:4700:3033::ac43:a3fe, 2606:4700:3034::6815:52d4 |
| NS | 2 | randy.ns.cloudflare.com, ursula.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | randy.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
doublefun.us points to IPs: 2606:4700:3033::ac43:a3fe, 2606:4700:3034::6815:52d4 and 172.64.80.1.
Other host names, for instance cricketcoachingonline.com, moja-paczka.maintoff.eu, clunverio.shop, buyukproperty.uk and dolcea.fr share IP numbers with doublefun.us.
Name Servers
Two name servers randy.ns.cloudflare.com and ursula.ns.cloudflare.com are delegated to doublefun.us.
doublefun.us uses the same name server configuration as other domains, such as slotsinsightdigest.us, datenwege.at, herzspuren24.ch, spinworlduk.us and futurebase.us.
doublefun.us at least partially shares name servers with other domains such as nternet.cn, rentalcarticket.com, apicollaps.cc, abcdefghijklmnopqrstuvwxyz.co.za and nsidenydeli.com.
Host names with six IP numbers: Host name randy.ns.cloudflare.com points to 2606:4700:58::a29f:2c6d, 2803:f800:50::6ca2:c36d, 2a06:98c1:50::ac40:236d, 108.162.195.109, 162.159.44.109 and 172.64.35.109; host name ursula.ns.cloudflare.com points to 2606:4700:50::a29f:26bf, 2803:f800:50::6ca2:c2bf, 2a06:98c1:50::ac40:22bf, 108.162.194.191, 162.159.38.191 and 172.64.34.191.